Finding the Fourth Proportional to 708,620,743.98, 1,062,837,795.06 and 210,620,628
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Solution
The fourth proportional to 708,620,743.98, 1,062,837,795.06 and 210,620,628 is: 315,903,204.58
Step by Step Solution
- Step 1: Write the proportion equation
708,620,743.98 : 1,062,837,795.06 = 210,620,628 : x - Step 2: Convert to fraction form
708,620,743.98/1,062,837,795.06 = 210,620,628/x - Step 3: Cross multiply
708,620,743.98x = 1,062,837,795.06 × 210,620,628 - Step 4: Simplify right side
708,620,743.98x = 223,855,563,857,672,480 - Step 5: Solve for x
x = 223,855,563,857,672,480/708,620,743.98 - Step 6: Final answer
x = 315,903,204.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.